Home / 147,278,010.34-220,949,346.88-43,655,208.40

Finding the Fourth Proportional to 147,278,010.34, 220,949,346.88 and 43,655,208.40

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Solution

The fourth proportional to 147,278,010.34, 220,949,346.88 and 43,655,208.40 is: 65,492,396.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,278,010.34 : 220,949,346.88 = 43,655,208.40 : x
  2. Step 2: Convert to fraction form
    147,278,010.34/220,949,346.88 = 43,655,208.40/x
  3. Step 3: Cross multiply
    147,278,010.34x = 220,949,346.88 × 43,655,208.40
  4. Step 4: Simplify right side
    147,278,010.34x = 9,645,589,783,890,290
  5. Step 5: Solve for x
    x = 9,645,589,783,890,290/147,278,010.34
  6. Step 6: Final answer
    x = 65,492,396.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.